OKI B440dn User Manual

Consumables and maintenance > 61
7.Gently shake the cartridge (3) from end to  end several times to loosen and distribute 
the toner evenly inside the cartridge.
8. Remove the wrapping material and peel off the adhesive tape from the underside of 
the cartridge (4).
9. Holding the cartridge by its top centre with  the coloured lever to the right (5), lower 
it into the printer over the image drum unit from which the old cartridge was 
removed.
10. Insert the left end of the ca rtridge into the top of...

Consumables and maintenance > 62
11.Pressing gently down on the cartridge to en sure that it is firmly seated, push the 
coloured lever towards the rear of the printe r (8). This will lock the cartridge into 
place and release toner into the image drum unit.
12. Gently wipe the LED array surface (9) with a soft tissue.
13. Close the top cover and press it down to latch it closed.
8
9
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Consumables and maintenance > 63
IMAGE DRUM LIFE
The life of an image drum depends on a number of factors, including temperature and 
humidity, the type of paper used, and the number of pages per job.
The image drum should last approximately 25, 000 pages continuous printing. This number 
is approximate because different numbers of pages are printed each time and the 
environmental conditions and th e paper type used may vary.
WHEN TO REPLACE THE IMAGE DRUM
When the drum reaches 90% of its life, a...

Consumables and maintenance > 64
3.Put the assembly down gently onto a piec e of paper to prevent toner from marking 
your furniture and to avoid damaging the green drum surface.
4. With the coloured toner release lever to th e right, pull the lever towards you. This 
will release the bond between the tone r cartridge and the image drum unit.
5. Lift the right-hand end of the toner cartridge  and then draw the cartridge to the right 
to release the left-hand end, and withdraw the toner cartridge out of...

Consumables and maintenance > 65
GENERATING A CLEANING PAGE
If the printed page shows signs of fading, streaking or erratic marks, the problem may be 
cleared by generating a drum cleaning page as follows.
B410D, B410DN
Using the Printer Menu Setup Tool
1. Start the Printer Menu Setup Tool for the printer.
2. Click Maintenance Menu . 
3. Select  Cleaning  and click Execute.
4. Open the Manual Feed Tray and insert a sheet of A4 plain paper between the paper 
guides, then click  OK. 
5. The printer grips...

Consumables and maintenance > 66
CLEANING THE LED ARRAY
Clean the LED array whenever a new toner cartridge is installed or if there are faded vertical 
areas or light printing down a page.
Wipe the LED array gently with a soft tissue.
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Troubleshooting > 67
TROUBLESHOOTING
STATUS AND ERROR MESSAGES
Your printer has been designed to give you helpful status feedback not only during normal 
operation but also if a printing problem occurs  so that you can take appropriate corrective 
action.
The LCD on the printer operator panel provid es the self-explanatory status and error 
messages in your chosen language. Erro r messages are accompanied by the Ready 
indicator being extinguished.
PAPER JAMS
Provided that you follow the recommendations...

Troubleshooting > 68
INPUT JAM
1.Remove the paper tray from the printer (1).
2. Remove any crumpled or folded paper.
3. Remove any paper from the underside of the printer (2).
4. Replace the paper tray. 
After successful removal of any damaged or mi sfed paper, the printer should continue 
printing.
FEED JAM OR EXIT JAM
1. Remove the tray and clear any  misfed sheets as given above.
2. Press the cover release and open the printer’s top cover.
NOTE
The B430dn model has been illustrated below. The...

Troubleshooting > 69
3.Carefully lift out the image drum, complete  with the toner cartridge. Be careful not 
to touch or scratch the green drum surface.
4. Remove any jammed sheets from the paper path.
5. Re-install the image drum complete with toner cartridge, ensuring that the pegs (1 & 
2) correctly locate into the slots on each side of the printer (3). 
6. Lower the top cover but do not  press down to latch it closed yet. This will protect the 
drum from excessive exposure to room li ghting, while...

Troubleshooting > 70
>Pull out any paper found in this area.
> If the paper is low down in this area and  difficult to remove, it is probably still 
gripped by the fuser. In this case, rais e the top cover, reach around and press 
down on the fuser pressure release lever.
> If you are not using the rear cover, close it once the paper is removed from this 
area.
8. Remove the Duplex unit (1) and check for  any paper in this area. Remove any paper 
and replace the duplex unit.
> If the paper is difficult...